CERAMIC MASS TO MANUFACTURE CERAMIC BRICK Russian patent published in 2011 - IPC C04B33/132 

FIELD: construction.

SUBSTANCE: ceramic mass to manufacture ceramic brick includes clay part of tailing of gravitation of zircon-ilmenite ores and calcium-containing galvanic sludge, with the following content, wt %: SiO₂ - 4.8; Al₂O₃ - 14.3; Fe₂O₃ - 3.7; CaO - 36.8; MgO - 2.1; R₂O - 12.47, their mass fractions being as follows, wt %: clay part of zircon-ilmenite ores gravitation tailing - 50-80; calcium-containing galvanic sludge - 20-50.

EFFECT: product strength and heat resistance improvement.

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